Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5834876 | Method and circuit for exciting and monitoring a piezoelectric motor in stepping mode | Fridolin Wiget | 1998-11-10 |
| 5473215 | Position detector of the rotor of a piezo-electric motor | — | 1995-12-05 |
| 5418417 | Piezoelectric motor | Raymond Froidevaux | 1995-05-23 |
| 5357489 | Timepiece provided with driving means formed by a piezo-electric motor | — | 1994-10-18 |
| 5233257 | Piezo-electric motor | Minoru Kurosawa | 1993-08-03 |
| 5030522 | Black-colored coating deposited on a substrate | Francis Levy, Alain Mocellin | 1991-07-09 |
| 4997538 | Process for depositing a black-colored coating on a substrate and a black-colored coating obtained using this process | Francis Levy, Alain Mocellin | 1991-03-05 |